A:In actuality, humans consume the flowers of several plants as vegetables, including broccoli. The head of broccoli is actually the plant's buds. Left intact with the roots, these buds open to reveal small yellow flowers. In addition to the familiar green variety, it is available as a purple plant. Broccoli is a member of the Brassicaceae family, and closely related to cabbage, kale and bok choy, according to About.com.

A:The average weight of a whole watermelon, such as the kind sold in grocery stores, ranges from 20 to 25 pounds. A 20-pound watermelon contains approximately 14 pounds of fruit. There are over 1,200 watermelon varieties ranging in size from 1 to 200 pounds.

A:The pods of edamame beans are too fibrous to be edible according to the National Soybean Research Laboratory. Also referred to as a vegetable soybean, edamame can be eaten raw or boiled or steamed for 4 to 5 minutes and then cooled under tap water. The soybeans may be difficult to remove from the shells if not steamed.

A:The major difference between peaches and nectarines is the skin. Peach skin is fuzzy, while nectarine skin is smooth and has more of a red color. In cooking and baking, there is no difference between the two beneath the skin, and they can be used interchangeably in recipes.

A:Soak raw potatoes in water for several hours when they are left sitting out without any harmful effects, or soak them overnight as long as they are refrigerated. Soaking raw potatoes in water helps to remove amylose, which is the starch molecule responsible for giving mashed potatoes a paste-like texture. The potatoes must be cut into small, 1-inch pieces to remove a significant amount of the starch.

A:According to WebMD, daffodils should not be eaten. Ingesting daffodils can cause a number of severe side effects, including chills, fainting, diarrhea and vomiting severe enough to require hospitalization.

A:One medium-sized orange yields around 2 ounces of orange juice. A standard-sized 8-ounce glass of orange juice requires approximately three or four medium oranges. Oranges can be juiced by hand or by using a hand-powered or electronic juicer.

A:Crabapple trees usually bear fruit during the summer and fall, but they may still bear fruit well into the winter. They blossom during the spring, producing masses of white, pink or red flowers. Because of their attractive blossoms, they are often grown as ornamental landscape plants.

A:NPR identifies the jackfruit as the largest tree fruit in the world. Jackfruits can weigh up to 100 pounds, and Wikipedia notes that they can grow to 36 inches long and 20 inches in diameter. Four-foot jackfruits have been seen in India.

A:In warmer climates, such as in Florida or California, strawberries are grown and picked throughout most of the year, from January to November. Peak season in warmer climates and in other areas is generally from late April through June.

A:According to SheKnows, broccoli is one of the healthiest vegetables. Carrots are high in nutrition as well. Eggplant is another vegetable that carries a wide range of health benefits. Brussels sprouts, sweet potatoes and squash are some other nutritious alternatives.

A:Lemons are a tart fruit that are yellow and have a rough outer skin while limes are smaller, come in a sweet or sour variety, and have a smooth green peel. Both fruits are available throughout the year, but the sweet lime is not readily available in the United States.

A:Raspberries have the most fiber content among fruits. Raspberries provide eight grams of fiber per cup. Next to raspberries are pears and apples, which on average have about five grams of fiber per one medium-sized fruit, when eaten with the skin.